Fredbear and his friend spring trap aka spring Bonnie was on the stage. What happened is 4 bullies got the crying child too close to the animatronics then fredbear bit his head off trying not to. Spring trap felt sad plus he was left in fasbears fright. One of the night gards burnt it down with him in it. The pantoms survived and because nightmare animatronics. After they won biting crying child head off again they become cute. The end. And don't forget foxy also bit too por a error On him and the others. Mangle bit someone else too. That's what happened. I amor tu guys. Cheer up too if your sad about this.